Does it matter which side of the furnace / coils the filter goes?

The filter rack should be installed right before the air enters the furnace. Installing it here will catch any debris before it hits the furnace and coil, protecting it from any potentially harmful airborne particles.

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Furnace Return Air Box with Filter Rack - 17.5" x 28.5"

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Online Supply

In stock

Model

FB1728

7507

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Availability: Hurry! Limited Stock

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$270.00

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Description

This return air box features a 16" x 25" x 1" filter rack and measures 17.5" wide, 28" deep, and 18" tall.

Product Specifications

More Information
Furnace Return Air Box with Filter Rack - 17.5" x 28.5"
SKU	FB1728
Weight (in lbs)	20.000000
Brand/Manufacturer	Online Supply
Height	18 inches
Width	17.5 inches
Depth	28 inches
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.

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